97479920

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13691}}^1$

素因数の和:13793

約数の個数: 40

約数和(自身を含む): 229204080

約数和(自身を除く): 131724160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 13691, 27382, 54764, 68455, 109528, 136910, 219056, 273820, 547640, 1095280, 1218499, 2436998, 4873996, 6092495, 9747992, 12184990, 19495984, 24369980, 48739960, 97479920]

約数ペア:

[(1, 97479920), (2, 48739960), (4, 24369980), (5, 19495984), (8, 12184990), (10, 9747992), (16, 6092495), (20, 4873996), (40, 2436998), (80, 1218499), (89, 1095280), (178, 547640), (356, 273820), (445, 219056), (712, 136910), (890, 109528), (1424, 68455), (1780, 54764), (3560, 27382), (7120, 13691)]